import type { AccountMap } from "../store/slices/accountsSlice";
/**
 * Durable, project-scoped storage for the account map. One implementation per
 * platform package (`@sublay/expo`, `@sublay/react-js`,
 * `@sublay/react-native`), parallel to `PushTokenAdapter`.
 *
 * Implementations do not need their own locking: core serializes every call
 * per projectId (see `config/accountStorage`).
 */
export interface AccountStorage {
    /**
     * Tolerant by contract: an unreadable, corrupt or unrecognized store reads as
     * `null` (or as an empty signed-out map) rather than throwing. Nothing useful
     * can be done with a read failure at any call site, and a throw here would
     * take the whole bootstrap down.
     */
    getAccountMap(projectId: string): Promise<AccountMap | null>;
    /**
     * **Must reject when the write does not land.**
     *
     * Every adapter used to `catch → handleError → resolve void`, which made
     * `await storage.setAccountMap(...)` succeed on a failed write. Any guarantee
     * built on that await was fictional — most dangerously "the rotated refresh
     * token is durably stored", where believing a failed write means re-presenting
     * a revoked token and destroying that account's whole token family.
     *
     * Logging the failure on the way out is still fine; swallowing it is not.
     */
    setAccountMap(projectId: string, map: AccountMap): Promise<void>;
    /** Must reject when the wipe does not complete. See `setAccountMap`. */
    deleteAccountMap(projectId: string): Promise<void>;
}